We also analyzed the AF effects on the phosphorylation levels of myosin regulatory light chain (RLC), cMyBP-C (cardiac myosin binding protein-C), troponin T (TnT), troponin I (TnI), and tropomyosin (Tpm) in LA and RA (Figures 6B–D). This evidence concerns the gene MYBPC3 and atrial fibrillation.